EPA Air · stack tests by state, industry and year
Transportation equipment manufacturing (NAICS 3361): stack tests in Ohio, 2026
- 7Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row is one stack test recorded during 2026 at a Ohio source whose primary industry code is NAICS 3361. A facility filing more than one industry code is counted under the first one on its record.
Transportation equipment manufacturing (NAICS 3361) in Ohio, other years
Other industries in Ohio, 2026
- Oil and gas extraction (NAICS 2111) 488
- Pipeline transportation (NAICS 4862) 227
- Mining support (NAICS 2131) 156
- Utilities (NAICS 2212) 91
- Electrical equipment and appliance manufacturing (NAICS 3359) 75
- Primary metal manufacturing (NAICS 3311) 56
- Waste management and remediation (NAICS 5622) 54
- Nonmetallic mineral product manufacturing (NAICS 3271) 38
- Nonmetallic mineral product manufacturing (NAICS 3272) 36
- Utilities (NAICS 2211) 32
- Chemical manufacturing (NAICS 3251) 27
- Primary metal manufacturing (NAICS 3315) 22
- Utilities (NAICS 2213) 19
- National security and international affairs (NAICS 9281) 14
- Plastics and rubber products manufacturing (NAICS 3262) 11
- Primary metal manufacturing (NAICS 3313) 11
- Warehousing and storage (NAICS 4931) 9
- Plastics and rubber products manufacturing (NAICS 3261) 8
- Chemical manufacturing (NAICS 3255) 7
- Paper manufacturing (NAICS 3222) 6
- Food manufacturing (NAICS 3112) 6
- Nonmetallic mineral product manufacturing (NAICS 3274) 5
- Primary metal manufacturing (NAICS 3312) 5
- Educational services (NAICS 6113) 5
- Nonmetallic mineral product manufacturing (NAICS 3279) 5
- Petroleum and coal products manufacturing (NAICS 3241) 5
- Transportation equipment manufacturing (NAICS 3364) 5
- Chemical manufacturing (NAICS 3252) 4
- Fabricated metal product manufacturing (NAICS 3324) 4
- Wood product manufacturing (NAICS 3219) 3
- Professional, scientific and technical services (NAICS 5413) 3
- Repair and maintenance (NAICS 8113) 3
- Food manufacturing (NAICS 3115) 3
- Fabricated metal product manufacturing (NAICS 3328) 3
- Furniture and related product manufacturing (NAICS 3371) 3
Air-emissions stack tests recorded in Ohio, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-06-09 | KENWORTH TRUCK COMPANY | CHILLICOTHE, Ross, OH | Pass | State |
| 2026-06-09 | KENWORTH TRUCK COMPANY | CHILLICOTHE, Ross, OH | Pass | State |
| 2026-03-24 | PERFORMANCE MANUFACTURING CENTER | MARYSVILLE, Union, OH | Pass | State |
| 2026-03-24 | PERFORMANCE MANUFACTURING CENTER | MARYSVILLE, Union, OH | Pass | State |
| 2026-03-24 | PERFORMANCE MANUFACTURING CENTER | MARYSVILLE, Union, OH | Pass | State |
| 2026-02-11 | HONDA DEV & MFG OF AMERICA, LLC, MARYSVILLE AUTO PLANT — high-priority violation on file | MARYSVILLE, Union, OH | Pass | State |
| 2026-01-28 | FCA US LLC - TOLEDO NORTH ASSEMBLY | TOLEDO, Lucas, OH | Pass | State |
Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.